JP2001260761A - Vehicle component mounting structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a vehicle equipment mounting structure with excellent mounting workability. SOLUTION: A speaker 1 is mounted in a mounting hole 9 by means of a bracket 7. A grommet 21 is provided integrally with the bracket 7 and a grommet fitting hole 34 is provided around the mounting hole 9. The grommet 21 is fitted into the grommet fitting hole 34. Since the grommet 21 is provided in a correct position relative to the bracket 7, it can be mounted with small error. Also, the need to manage grommets comprising a plurality of small parts and align them with fitting holes as in conventional cases is eliminated and workability can be greatly enhanced.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle component mounting structure using a bracket.

[0002]

Various parts are mounted on a vehicle by brackets.
Japanese Patent No. 277 discloses that when a speaker of an audio device is mounted on a door of a car or the like, a bracket capable of holding an outer peripheral edge of the speaker (Japanese Patent Publication No. 0002) is used. In this hole, a speaker bracket is partially inserted and fixed to the inner panel, and the speaker is fixed to the speaker bracket (Japanese Patent Publication No. 0003).
Stage). Four screw holes are provided at positions on the outer side of the hole in the inner panel in the circumferential direction. On the other hand, screw holes corresponding to the screw holes are formed in the outer peripheral portion of the speaker bracket, and the screw holes are fixed to the speaker bracket by screws with the screw holes corresponding to each other. Publication No. 0004). And
A structure is known in which a hole is formed in the panel, a grommet is inserted into the hole, a screw is inserted into a speaker and a bracket, and the screw is screwed into the grommet to mount the speaker.

However, in the above-described mounting structure, since the speaker, the bracket, and the grommet are formed separately from each other, when the vehicle travels repeatedly due to a dimensional error in the hole or the bracket, the mounting portion may be damaged. There is a possibility that rattling may occur. In addition, since a plurality of small grommets are used, there is a problem that the management and the mounting work are complicated.

Further, in the above-described mounting structure, since the rear side of the panel communicates with the inside of the door, entry of rainwater or the like into the door may adversely affect the interior equipment.

An object of the present invention is to solve such a problem, and an object of the present invention is to provide a mounting structure for a vehicle device having excellent mounting workability, and to prevent water from entering the device. It is an object of the present invention to provide a mounting structure for a vehicle device.

[0006]

According to a first aspect of the present invention, in a vehicle component mounting structure in which a component is mounted on a fixed portion by a bracket, a grommet is provided integrally with the bracket, and a grommet is provided around the fixed portion. A grommet fitting hole is provided,
The grommet is fitted in the grommet fitting hole.

According to the first aspect of the present invention, since the grommet is provided integrally with the bracket, the number of mounting steps and the cost can be reduced. More specifically, since the grommet is provided at an accurate position with respect to the bracket, the grommet can be mounted with a small error, and there is no need to manage a plurality of small components such as grommets and to fit them into fitting holes.

According to a second aspect of the present invention, the fixed portion is a mounting hole formed in a panel, and the component is a speaker.

According to the configuration of the second aspect, mounting of the vehicle speaker can be easily performed.

According to a third aspect of the present invention, the bracket has a flange portion which comes into contact with the periphery of the mounting hole and a cover portion which covers an upper portion on the back side of the speaker, and the speaker has an electric lower portion on the back side. And a central inclined guide portion which is lower from the center side toward both sides in the left-right direction.

According to the configuration of claim 3, even if water invades the inside of the door and travels on the back surface of the cover portion, the water travels on the electrical connection portion through the central inclined guide portion and moves right and left. Fall.

Further, according to a fourth aspect of the present invention, the left and right side surfaces of the cover portion are provided with side inclined guide portions which become lower from the front side to the rear side.

According to this configuration, even if water intrudes into the door and travels along the side surface of the cover, the water travels along the side inclined guide portion on the electrical connection portion and the rear side. To fall.

According to a fifth aspect of the present invention, a cushion material is disposed between the flange portion and the panel around the mounting hole.

According to the structure of the fifth aspect, the cushioning material can prevent water from flowing to the front side of the mounting hole, and can prevent rattling and resonance between the panel and the bracket.

According to a sixth aspect of the present invention, a cushion material is arranged between the flange portion and the panel around the grommet fitting hole.

According to the configuration of claim 6, the cushion material can prevent the water from flowing to the front side of the fitting hole, and can prevent rattling and resonance between the panel and the bracket.

[0018]

Embodiments of the present invention will be described below with reference to the accompanying drawings. FIGS. 1 to 6 show an embodiment of the present invention, which shows a speaker 1 as an electric device for a vehicle, the speaker 1 has a flange 2 on its front side, and a cone 3 and a cone 3 on its back side. In addition to having the electro-acoustic transducer 4, the electro-acoustic device 4 has a connection coupler 5 as an electrical connection portion below the electro-acoustic device 4.
A coupler 6 of a vehicle-side harness (not shown) is detachably connected. The speaker 1 is fixed to a fixed portion by a bracket 7, and the fixed portion in this example is a mounting hole 9 formed in a door panel 8 on the vehicle side. The bracket 7 integrally has a flange portion 10 that comes into contact with the front side of the mounting hole 9 and a cover portion 11 that covers an upper portion on the back side of the speaker 1. 5
An opening 12 for connecting the coupler 5 from the rear side is provided on the rear side, and the opening 12 communicates the front side and the rear side of the bracket 7. The bracket 7 has the opening
A curved bottom plate 13 is provided at a lower portion of the bottom plate 12.
Reference numeral 13 protrudes from the inner peripheral side of the ring portion 10A toward the rear side.

The bracket 7 is made of synthetic resin, and its flange portion 10 has a hollow ring portion 10A and this ring portion 10A.
A has plate-shaped overhangs 10B, 10B provided on the lower left and right of A, and a grommet 21 is integrally formed on the upper center of the ring 10A and the left and right overhangs 10B, 10B. As shown in FIG. 2, the grommet 21 has fitting portions 23 provided on both sides of the slit 22, and the fitting portion 23 has a plate shape long in a longitudinal direction of the slit 22. The distal end projects rearward from the rear surface 10H of the flange portion 10, and the base end of the fitting portion 23 is located on the front side from the rear surface 10H due to the gap 24 between the flange portion 10. As shown in the cross-sectional view of FIG. 2, the slit 22 has a tapered portion 22A, the base end side of which is wider than the distal end side of the tapered portion 22A. The fulcrum is located substantially at the base end of the fitting portion 23.
The distance between a fitting hole to be described later and the fulcrum is, for example, about 6 to 10 mm, and the slit 22 is gradually reduced from the front end 22S toward the rear side. Further, an inclined surface 25 is formed so that the tip of the fitting portion 23 is tapered. Further, as shown in FIG. 3, in the lower left and right grommets 21, an inclined surface 25A is formed at a distal end corner of a longitudinal end portion (up and down in FIG. 3) of the fitting portion 23 so that the distal end is tapered. Is formed. Screw screw hole in the center of the slit 22
26 is formed, and a screw 27 is screwed into the screw hole 26. Therefore, as shown in FIG. 2B, the grommet 21 can be die-cut from the front side and the back side, and the molding is easy. The lower left and right grommets 21 are inserted up to the base end of the fitting portion 23 into a fitting hole described later.

A through hole 31 is formed in the flange 2 of the speaker 1 corresponding to the screw screw hole 26 at the center of the upper portion of the flange portion 10, and through holes 31A, 31A are formed on the lower left and right sides of the flange 2. And a fixing screw 32 inserted into the through hole 31A is screwed into a fixing hole 33 of the ring portion 10A. Note that a female screw portion may be formed in the fixing hole 33 in advance, or a female screw portion may be formed by screwing in the fixing screw 32. The door panel 8 is provided inside the vehicle door (inside of the vehicle). The door panel 8 has a grommet fitting hole 34 corresponding to the grommet 21. The grommet 21
Since the fitting portions 23 and 23 are symmetrical about the slit 22 and are formed long in the slit direction, the fitting hole 34 into which the grommet 21 is fitted has a rectangular shape. In the figure, reference numeral 35 denotes a hole formed in the panel 8 corresponding to the position of the fixing screw 32.

As shown in FIG.
H is a cushion material surrounding the cover portion 11 and the bottom plate portion 13.
36, a cushioning material 37 surrounding the upper grommet 21 and a cushioning material 38 surrounding the left and right grommets 21 and 21 are provided.
Cushion materials 36, 37, 38 are attached to 10. And
The cushion material 36 is provided around the front surface of the mounting hole 9, the cushion material 37 is provided around the front surface of the fitting hole 34, and the cushion material 38 is provided around the fitting hole 34. At the same time, the rear side of the fixing hole 33 and the hole 35 are closed. The cushion material 36 is a band-shaped cushion material.
It is drawn around and bonded along the periphery of the bottom plate portion 11 and the bottom plate portion 13, and has a butt portion 36A at the top. This abutting point 36A
Is located in the upper front part of the mounting hole 9, so that water does not go up and go around. The other cushion members 37 and 38 are integral with each other, and are provided with a hole through which the grommet 21 is inserted and a hole through which a fitting projection 51 described later is inserted.

The outer peripheral surface of the cover portion 11 is formed in a curved shape, and a ventilation frame portion 41 is provided at the back opening thereof. The ventilation frame portion 41 has a substantially vertical vertical bar 42 at the center thereof, A lower horizontal rail 43 is provided below the vertical rail 42,
A plurality of horizontal rails 44 are provided on both sides in the horizontal direction at intervals above and below, and the back surfaces of the horizontal rails 44 and the lower horizontal rail 43 are formed as inclined surfaces 45 facing downward toward the back side. The front surfaces of the horizontal rail 44 and the lower horizontal rail 43 are also inclined surfaces facing downward on the rear side. As shown in FIG. 5 and the like, a lower portion of the ventilation frame portion 41 is provided with a mountain-shaped central inclined guide portion 46 which becomes lower in the left-right direction from the center side.
Is a step protruding from the back of the ventilation frame 41 to the back, and the water that has fallen along the ventilation frame 41 is guided to the left and right along the center inclined guide 46. Also,
As shown in FIG. 6, on the lower left and right side surfaces of the cover body 11, there are provided side inclination guide portions 47, 47 which are inclined so as to become lower from the front side to the rear side of the cover body 11. The inclined guide portion 47 is a step portion that protrudes laterally from the side surface of the cover body 11, and water that has fallen along the side surface of the cover body 11 travels along the side inclined guide portion 47 to form the cover body 11. You will be guided to the back. The rear surfaces of the side inclined guide portions 47, 47 intersect with the left and right of the central inclined guide portion 46 at an intersection 48. Below the crossing portion 48, notches 49, 49 are formed in the left and right back side corners of the bottom surface portion 13.
Are formed. In the drawing, reference numeral 50 denotes a harness insertion groove formed at the center of the bottom portion 13.

The upper central fitting hole 34 is formed to be longer in the left-right direction than the corresponding grommet 21, and fitting projections 51 fitted into the left and right edges of the central fitting hole 34 on the left and right of the grommet 21. , 51 project from the back surface 10H of the flange portion 10. Therefore, although the upper part of the bracket 7 is attached and fixed by one grommet 21, the fitting hole 34 is provided.
By fitting the grommet 21 and the separate fitting projections 51, 51 to the left and right edges of the bracket 7, the positioning in the left-right direction at the upper portion of the bracket 7 is ensured, and the occurrence of rattling in this portion is reduced. Can be prevented.

Next, mounting of the speaker 1 using the bracket 7 will be described. First, cushion materials 36, 37, 38 are pasted on the back surface 10H of the flange portion 10 of the bracket 7 in advance. Further, the flange 2 of the speaker 1 is fixed to the flange portion 10 of the bracket 7 by the fixing screw 32, and the bracket 7 and the speaker 1 are assembled integrally. Then, the upper center and lower left and right grommets 21, 21, 21 are inserted into the respective fitting holes 34, 34, 34, and the screw holes 34 are inserted into the screw holes 26.
When the is screwed in, the fitting portions 23, 23 open on both sides. The grommet 21 is fixed to the fitting hole 34. In this case, since the fitting portion 23 of the grommet 21 is formed with the inclined surface 25 so that the tip is tapered, the grommet 21 can be smoothly inserted and arranged in the fitting hole 34. Further, the base end of the fitting portion 23 of the grommet 21 is provided at a position away from the fitting hole 34, and the fitting portion 23 is provided.
By providing the tapered portion 22A near the base end of the screw 23, when the screw screw 27 is screwed in, a force is generated that widens the interval between the fitting portions 23, 23 with the tip side of the tapered portion 22A as a fulcrum, and the principle of leverage As a result, the distal end side is greatly opened, and the distal end side of the fitting portion 23 distant from the fulcrum is pressed against the fitting hole 34, so that a reliable mounting structure is obtained. Further, when the bracket 7 is fixed so that the flange portion 10 is in close contact with the front side of the door panel 8 in this manner, the cushion members 36, 37, and 38 are crushed between the panel 8 and the flange portion 10, and the cushion material 36, 37, 38 Cushion materials 36, 37, and 38 are crushed. Therefore, it is possible to prevent rattling and resonance as well as to prevent sound from leaking between the two as compared with a case where both are directly butted. Even if water reaches the mounting hole 9 and the fitting hole 34 from the inside of the door through the rear surface of the door panel 8, the cushion material 36 and the front side of the fitting hole 34 surround the front side of the mounting hole 9. Since the cushion members 37 and 38 are located around the periphery, the water does not go around to the front side. In this way, the water on the back side of the door panel 8 does not go to the front side, and in this mounting structure, even if water falls along the back surface of the door panel 8 as shown in FIG. Flows down along the side surface of the cover portion 11, and further falls down along the side inclined guide portion 47, so that the electrical connection portion is not affected by water. In particular, since the side surface inclined guide portion 47 has a slope that becomes lower toward the rear side, it is possible to prevent water that has transmitted along the side surface of the cover portion 11 from again transmitting along the rear surface of the panel 8 and falling. In addition, the water that travels on the back side of the cover portion 11 travels on the back surface of the central vertical rail 42 and falls on the central inclined guide portion 46, or the water that travels on the horizontal rail 44 has the rear surface of the horizontal rail 44 on the rear side. The inclined surface 45 is directed downward, so that it does not fall to the front side, but falls to the central inclined guide portion 46, falls downward from the left and right intersections 48, and the electrical connection portion is affected by water. Nothing.

As described above, according to the present embodiment, in a vehicle component mounting structure in which the speaker 1 as a component is mounted to the mounting hole 9 as a fixed portion by the bracket 7, the grommet 21 is attached to the bracket 7. The grommet fitting hole 34 is provided around the fixed portion, and the grommet 21 is fitted into the grommet fitting hole 34, so that the number of mounting steps and cost can be reduced. 7
The grommet 21 is provided at the correct position with respect to
Grommets can be mounted with little error
There is no need to manage a plurality of small parts such as 21 and to fit them into the fitting holes.

As described above, according to the present embodiment, claim 2
Accordingly, since the fixed portion is the mounting hole 9 formed in the door panel 8 and the component is the speaker 1, the mounting of the vehicle speaker 1 can be easily performed.

As described above, according to the present embodiment, claim 3
In response to the above, the bracket 7 has a flange portion 10 which comes into contact with the periphery of the mounting hole 9 and a cover portion which covers the upper rear side of the speaker 1.
The speaker 1 has a connection coupler 5 serving as an electrical connection at a lower portion on the back side, and a central inclined guide portion on the back surface of the cover portion 11 which becomes lower from the center side toward both left and right sides.
Even if water enters the inside of the door and travels on the back of the cover part 11, the water falls on the connecting coupler 5 to the right and left along the central inclined guide part, and Water intrusion can be prevented.

As described above, in the present embodiment, claim 4
Correspondingly, since the left and right side surfaces of the cover portion 10 are provided with the side inclined guide portions 47 which become lower from the front side to the back side, water enters the inside of the door and travels along the side surface of the cover portion 10. Also, on the coupler 5, the water falls along the side inclined guide portion 47 and falls to the rear side, so that water can be prevented from entering the coupler 5.

As described above, in the present embodiment, claim 5
In response to the above, the cushion material 36 is arranged between the flange portion 10 and the door panel 8 around the mounting hole 9, so that the cushion material 36 can prevent water from flowing to the front side of the mounting hole 9, and Rattling, resonance, etc. between the bracket and the bracket 7 can be prevented.

As described above, in the present embodiment, claim 6
Corresponding to the flange part 10 around the grommet fitting hole 34
Since the cushion members 37, 38, 38 are arranged between the door panel 8 and the door panel 8, the cushion members 37, 38, 38 can prevent water from flowing to the front side of the fitting hole 34, and can prevent the door panel 8
Rattling, resonance, etc. between the bracket and the bracket 7 can be prevented. In addition, by arranging the cushion members 36, 37, and 38 at the positions of the minimum necessary mounting holes 9 and the fitting holes 34, the size and cost can be reduced.

Further, as an effect of the embodiment, since the upper fitting portion 23 is horizontal and the lower left and right fitting portions 23 are vertical, a vertical force and a horizontal force are applied to the bracket 7. However, an effective mounting strength can be obtained for them. Also, since the tip of the fitting portion 23 is tapered,
Positioning insertion into the fitting hole 34 is easy. Furthermore, since the position where the fitting portion 23 receives the opening force of the screw 27 and the position where the fitting portion 23 is pressed against the fitting hole 34 are separated, the fitting hole 34
At the position, the spread margin can be set large. Further, since the center inclined guide portion 46 and the side inclined guide portion 47 intersect at the intersections 48, 48, water can be allowed to fall downward from the panel 8 without transmitting the panel 8 again. Therefore, below the bracket 7, it is sufficient to consider the influence of water only on the lower part corresponding to the positions of the crossover parts 48 on both sides. Further, since the cushion material 36 is formed by arranging a band-shaped material, the cost can be reduced as compared with a punched material or the like.

It should be noted that the present invention is not limited to the above embodiment, and various modifications can be made. For example,
As the cushion material, various materials can be used as long as the material has elasticity, and rubber or the like may be used. Further, in the embodiment, the grommet having the fitting portions on both sides of the screw hole is shown, but a grommet having the fitting portions at four places around the screw hole may be used, and various types of grommet may be used. Can be.

[0033]

According to a first aspect of the present invention, in a vehicle component mounting structure in which a component is mounted on a fixed portion by a bracket, a grommet is integrally provided on the bracket, and a grommet fitting hole is provided around the fixed portion. Provided, and the grommet is fitted in the grommet fitting hole, so that it is possible to provide a mounting structure for vehicle equipment having excellent mounting workability.

Further, the invention of claim 2 provides a mounting structure for a vehicle device excellent in mounting workability, wherein the fixed portion is a mounting hole formed in a panel, and the component is a speaker. it can.

According to a third aspect of the present invention, the bracket has a flange portion which comes into contact with the periphery of the mounting hole and a cover portion which covers an upper portion on the rear side of the speaker. It has a central connecting portion, and a central inclined guide portion which is lowered from the center side to both sides in the left and right direction is provided on the back surface of the cover portion, so that water can be prevented from entering the device, and mounting workability is improved. An excellent vehicle device mounting structure can be provided.

According to a fourth aspect of the present invention, on the left and right side surfaces of the cover portion, side inclined guide portions which become lower from the front side to the rear side are provided to prevent water from entering the equipment. Thus, it is possible to provide a mounting structure for a vehicle device which is excellent in mounting workability.

According to a fifth aspect of the present invention, a cushioning material is disposed between the flange portion and the panel around the mounting hole, so that water can be prevented from entering the equipment, and the mounting workability is improved. An excellent vehicle device mounting structure can be provided.

According to a sixth aspect of the present invention, a cushion member is disposed between the flange portion and the panel around the grommet fitting hole, so that water can be prevented from entering the device, and the mounting operation can be performed. It is possible to provide a mounting structure for a vehicle device having excellent performance.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing one embodiment of the present invention.

FIG. 2 is a cross-sectional view around the grommet, and FIG.
2 shows a mounted state, and FIG. 2B shows a state before the mounted state.

FIG. 3 is a rear view of the bracket.

FIG. 4 is a perspective view of the same mounting state as viewed from the rear side,
The cushion material is indicated by a chain line.

FIG. 5 is a perspective view of the same mounting state as viewed from the rear side;
The arrows indicate the flow of water.

FIG. 6 is a side view of the same mounting state.

[Description of Signs] 1 Speaker (parts) 5 Coupler for connection (electrical connection part) 7 Bracket 8 Door panel (panel) 9 Mounting hole (fixed part) 11 Cover part 21 Grommet 34 Grommet fitting hole 36, 37, 38 Cushion 46 Central inclined guide 47 Side inclined guide

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 3D020 BB01 BC06 BD01 BD02 BD05 3J025 AA02 BA23 CA01 DA01 3J036 AA05 FA01 3J048 AA01 BA11 DA10 EA07

Claims (6)

[Claims] 1. A mounting structure for a vehicle component in which a component is mounted on a fixed portion by a bracket, a grommet is integrally provided on the bracket, a grommet fitting hole is provided around the fixed portion, and the grommet fitting is provided. A mounting structure for a vehicle component, wherein the grommet is fitted in a hole. 2. The vehicle component mounting structure according to claim 1, wherein the fixed portion is a mounting hole formed in a panel, and the component is a speaker. 3. The bracket has a flange portion that abuts around the mounting hole and a cover portion that covers an upper portion on the back side of the speaker, and the speaker has an electrical connection portion on a lower portion on the back side. 3. The mounting structure for a vehicle component according to claim 2, wherein a central inclined guide portion is provided on a rear surface of the cover portion, the central inclined guide portion being lowered from a center side toward both left and right sides. 4. The mounting structure for a vehicle component according to claim 2, wherein a side inclined guide portion which becomes lower from the front side to the rear side is provided on the left and right side surfaces of the cover portion. 5. The mounting structure for a vehicle component according to claim 2, wherein a cushion material is disposed between the flange portion and the panel around the mounting hole. 6. A vehicle component mounting according to claim 2, wherein a cushion material is arranged between said flange portion and said panel around said grommet fitting hole. Construction.